/**
* Removes old legacy folders. User gets a note about manual removal if the function can't delete all in 20 seconds.
*/
function w3_remove_old_folders()
{
$config_admin = w3_instance('W3_ConfigAdmin');
$old_folders = w3_find_old_folders();
if ($old_folders) {
$config_admin->set('notes.remove_w3tc', true);
$config_admin->save();
@set_time_limit(20);
foreach ($old_folders as $old_folder) {
w3_rmdir($old_folder);
}
$config_admin->set('notes.remove_w3tc', false);
$config_admin->save();
}
}
/**
* Admin notices action
*
* @return void
*/
function admin_notices()
{
w3_require_once(W3TC_INC_FUNCTIONS_DIR . '/admin_ui.php');
w3_require_once(W3TC_INC_FUNCTIONS_DIR . '/admin.php');
$cookie_domain = w3_get_cookie_domain();
$error_messages = array('fancy_permalinks_disabled_pgcache' => sprintf(__('Fancy permalinks are disabled. Please %s it first, then re-attempt to enabling enhanced disk mode.', 'w3-total-cache'), w3_button_link('enable', 'options-permalink.php')), 'fancy_permalinks_disabled_browsercache' => sprintf(__('Fancy permalinks are disabled. Please %s it first, then re-attempt to enabling the \'Do not process 404 errors for static objects with WordPress\'.', 'w3-total-cache'), w3_button_link('enable', 'options-permalink.php')), 'support_request_type' => __('Please select request type.', 'w3-total-cache'), 'support_request_url' => __('Please enter the address of the site in the site <acronym title="Uniform Resource Locator">URL</acronym> field.', 'w3-total-cache'), 'support_request_name' => __('Please enter your name in the Name field', 'w3-total-cache'), 'support_request_email' => __('Please enter valid email address in the E-Mail field.', 'w3-total-cache'), 'support_request_phone' => __('Please enter your phone in the phone field.', 'w3-total-cache'), 'support_request_subject' => __('Please enter subject in the subject field.', 'w3-total-cache'), 'support_request_description' => __('Please describe the issue in the issue description field.', 'w3-total-cache'), 'support_request_wp_login' => __('Please enter an administrator login. Create a temporary one just for this support case if needed.', 'w3-total-cache'), 'support_request_wp_password' => __('Please enter WP Admin password, be sure it\'s spelled correctly.', 'w3-total-cache'), 'support_request_ftp_host' => __('Please enter <acronym title="Secure Shell">SSH</acronym> or <acronym title="File Transfer Protocol">FTP</acronym> host for the site.', 'w3-total-cache'), 'support_request_ftp_login' => __('Please enter <acronym title="Secure Shell">SSH</acronym> or <acronym title="File Transfer Protocol">FTP</acronym> login for the server. Create a temporary one just for this support case if needed.', 'w3-total-cache'), 'support_request_ftp_password' => __('Please enter <acronym title="Secure Shell">SSH</acronym> or <acronym title="File Transfer Protocol">FTP</acronym> password for the <acronym title="File Transfer Protocol">FTP</acronym> account.', 'w3-total-cache'), 'support_request' => __('Unable to send the support request.', 'w3-total-cache'), 'config_import_no_file' => __('Please select config file.', 'w3-total-cache'), 'config_import_upload' => __('Unable to upload config file.', 'w3-total-cache'), 'config_import_import' => __('Configuration file could not be imported.', 'w3-total-cache'), 'config_reset' => sprintf(__('Default settings could not be restored. Please run <strong>chmod 777 %s</strong> to make the configuration file write-able, then try again.', 'w3-total-cache'), W3TC_CONFIG_DIR), 'cdn_purge_attachment' => __('Unable to purge attachment.', 'w3-total-cache'), 'pgcache_purge_post' => __('Unable to purge post.', 'w3-total-cache'), 'pgcache_purge_page' => __('Unable to purge page.', 'w3-total-cache'), 'enable_cookie_domain' => sprintf(__('<strong>%swp-config.php</strong> could not be written, please edit config and add:<br /><strong style="color:#f00;">define(\'COOKIE_DOMAIN\', \'%s\');</strong> before <strong style="color:#f00;">require_once(ABSPATH . \'wp-settings.php\');</strong>.', 'w3-total-cache'), ABSPATH, addslashes($cookie_domain)), 'disable_cookie_domain' => sprintf(__('<strong>%swp-config.php</strong> could not be written, please edit config and add:<br /><strong style="color:#f00;">define(\'COOKIE_DOMAIN\', false);</strong> before <strong style="color:#f00;">require_once(ABSPATH . \'wp-settings.php\');</strong>.', 'w3-total-cache'), ABSPATH), 'cloudflare_api_request' => __('Unable to make CloudFlare API request.', 'w3-total-cache'));
$note_messages = array('config_save' => __('Plugin configuration successfully updated.', 'w3-total-cache'), 'flush_all' => __('All caches successfully emptied.', 'w3-total-cache'), 'flush_all_except_cf' => __('All caches except CloudFlare successfully emptied.', 'w3-total-cache'), 'flush_memcached' => __('Memcached cache(s) successfully emptied.', 'w3-total-cache'), 'flush_opcode' => __('Opcode cache(s) successfully emptied.', 'w3-total-cache'), 'flush_apc_system' => __('APC system cache successfully emptied', 'w3-total-cache'), 'flush_file' => __('Disk cache(s) successfully emptied.', 'w3-total-cache'), 'flush_pgcache' => __('Page cache successfully emptied.', 'w3-total-cache'), 'flush_dbcache' => __('Database cache successfully emptied.', 'w3-total-cache'), 'flush_objectcache' => __('Object cache successfully emptied.', 'w3-total-cache'), 'flush_fragmentcache' => __('Fragment cache successfully emptied.', 'w3-total-cache'), 'flush_minify' => __('Minify cache successfully emptied.', 'w3-total-cache'), 'flush_browser_cache' => __('Media Query string has been successfully updated.', 'w3-total-cache'), 'flush_varnish' => __('Varnish servers successfully purged.', 'w3-total-cache'), 'flush_cdn' => __('CDN was successfully purged.', 'w3-total-cache'), 'support_request' => __('The support request has been successfully sent.', 'w3-total-cache'), 'config_import' => __('Settings successfully imported.', 'w3-total-cache'), 'config_reset' => __('Settings successfully restored.', 'w3-total-cache'), 'preview_enable' => __('Preview mode was successfully enabled', 'w3-total-cache'), 'preview_disable' => __('Preview mode was successfully disabled', 'w3-total-cache'), 'preview_deploy' => __('Preview settings successfully deployed. Preview mode remains enabled until it\'s disabled. Continue testing new settings or disable preview mode if done.', 'w3-total-cache'), 'cdn_purge_attachment' => __('Attachment successfully purged.', 'w3-total-cache'), 'pgcache_purge_post' => __('Post successfully purged.', 'w3-total-cache'), 'pgcache_purge_page' => __('Page successfully purged.', 'w3-total-cache'), 'new_relic_save' => __('New relic settings have been updated.', 'w3-total-cache'), 'add_in_removed' => __('The add-in has been removed.', 'w3-total-cache'));
$errors = array();
$notes = array();
$environment_error_present = false;
// print errors happened during last request execution,
// when we decided to redirect with error message instead of
// printing it directly (to avoid reexecution on refresh)
$message_id = W3_Request::get_string('w3tc_message');
if ($message_id) {
$v = get_transient('w3tc_message.' . $message_id);
set_transient('w3tc_message.' . $message_id, null);
if (isset($v['errors']) && is_array($v['errors'])) {
foreach ($v['errors'] as $error) {
if (isset($error_messages[$error])) {
$errors[] = $error_messages[$error];
} else {
$errors[] = $error;
}
}
}
if (isset($v['notes']) && is_array($v['notes'])) {
foreach ($v['notes'] as $note) {
if (isset($note_messages[$note])) {
$notes[] = $note_messages[$note];
} else {
$notes[] = $note;
}
}
}
}
/*
* Filesystem environment fix, if needed
*/
try {
global $pagenow;
if ($pagenow == 'plugins.php' || substr(W3_Request::get_string('page'), 0, 5) == 'w3tc_') {
$environment = w3_instance('W3_AdminEnvironment');
$environment->fix_in_wpadmin($this->_config);
if (isset($_REQUEST['upgrade'])) {
$notes[] = __('Required files and directories have been automatically created', 'w3-total-cache');
}
}
} catch (SelfTestExceptions $exs) {
$r = w3_parse_selftest_exceptions($exs);
foreach ($r['before_errors'] as $e) {
$errors[] = $e;
}
if (strlen($r['required_changes']) > 0) {
$changes_style = 'border: 1px solid black; ' . 'background: white; ' . 'margin: 10px 30px 10px 30px; ' . 'padding: 10px; display: none';
$ftp_style = 'border: 1px solid black; background: white; ' . 'margin: 10px 30px 10px 30px; ' . 'padding: 10px; display: none';
$ftp_form = str_replace('class="wrap"', '', $exs->credentials_form());
$ftp_form = str_replace('<form ', '<form name="w3tc_ftp_form" ', $ftp_form);
$ftp_form = str_replace('<fieldset>', '', $ftp_form);
$ftp_form = str_replace('</fieldset>', '', $ftp_form);
$ftp_form = str_replace('id="upgrade" class="button"', 'id="upgrade" class="button w3tc-button-save"', $ftp_form);
$error = '<strong>W3 Total Cache Error:</strong> ' . 'Files and directories could not be automatically ' . 'created to complete the installation. ' . '<table>' . '<tr>' . '<td>Please execute commands manually</td>' . '<td>' . w3_button('View required changes', '', 'w3tc-show-required-changes') . '</td>' . '</tr>' . '<tr>' . '<td>or use FTP form to allow ' . '<strong>W3 Total Cache</strong> make it automatically.' . '</td>' . '<td>' . w3_button('Update via FTP', '', 'w3tc-show-ftp-form') . '</td>' . '</tr></table>' . '<div class="w3tc-required-changes" style="' . $changes_style . '">' . $r['required_changes'] . '</div>' . '<div class="w3tc-ftp-form" style="' . $ftp_style . '">' . $ftp_form . '</div>';
$environment_error_present = true;
$errors[] = $error;
}
foreach ($r['later_errors'] as $e) {
$errors[] = $e;
}
}
/**
* CloudFlare notifications
* @var $w3_cloudflare W3_CloudFlare
*/
$w3_cloudflare = w3_instance('W3_CloudFlare');
if ($error = $w3_cloudflare->check_lasterror()) {
$this->_errors[] = $error;
}
w3_require_once(W3TC_LIB_W3_DIR . '/Request.php');
$error = W3_Request::get_string('w3tc_error');
$note = W3_Request::get_string('w3tc_note');
/**
* Handle messages from reqeust
*/
if ($error == 'cloudflare_api_request' && $w3_cloudflare->get_fault_signaled()) {
// dont complain twice on cloudflare
} elseif (isset($error_messages[$error])) {
$errors[] = $error_messages[$error];
}
if (isset($note_messages[$note])) {
$notes[] = $note_messages[$note];
}
/**
* CDN notifications
*/
if ($this->_config->get_boolean('cdn.enabled') && !w3_is_cdn_mirror($this->_config->get_string('cdn.engine'))) {
/**
* @var $ui_cdn_notes W3_UI_CdnNotes
*/
$cdn_notes = w3_instance('W3_UI_CdnNotes');
$this->_notes = array_merge($this->_notes, $cdn_notes->notifications($this->_config));
$this->_errors = array_merge($this->_errors, $cdn_notes->errors());
}
/**
* Show notification after plugin activate/deactivate
*/
if ($this->_config->get_boolean('notes.plugins_updated')) {
$texts = array();
if ($this->_config->get_boolean('pgcache.enabled')) {
$texts[] = w3_button_link(__('empty the page cache', 'w3-total-cache'), wp_nonce_url(sprintf('admin.php?page=%s&w3tc_flush_pgcache', $this->_page), 'w3tc'));
}
if ($this->_config->get_boolean('minify.enabled')) {
$texts[] = sprintf(__('check the %s to maintain the desired user experience', 'w3-total-cache'), w3_button_hide_note(__('minify settings', 'w3-total-cache'), 'plugins_updated', 'admin.php?page=w3tc_minify'));
}
if (count($texts)) {
$notes[] = sprintf(__('One or more plugins have been activated or deactivated, please %s. %s', 'w3-total-cache'), implode(__(' and ', 'w3-total-cache'), $texts), w3_button_hide_note(__('Hide this message', 'w3-total-cache'), 'plugins_updated'));
}
}
/**
* Show notification when page cache needs to be emptied
*/
if ($this->_config->get_boolean('pgcache.enabled') && $this->_config->get('notes.need_empty_pgcache') && !$this->_config->is_preview()) {
$notes[] = sprintf('The setting change(s) made either invalidate the cached data or modify the behavior of the site. %s now to provide a consistent user experience.', w3_button_link('Empty the page cache', wp_nonce_url(sprintf('admin.php?page=%s&w3tc_flush_pgcache', $this->_page), 'w3tc')));
}
/**
* Show notification when object cache needs to be emptied
*/
if ($this->_config->get_boolean('objectcache.enabled') && $this->_config->get('notes.need_empty_objectcache') && !$this->_config->is_preview()) {
$notes[] = sprintf(__('The setting change(s) made either invalidate the cached data or modify the behavior of the site. %s now to provide a consistent user experience.', 'w3-total-cache'), w3_button_link(__('Empty the object cache', 'w3-total-cache'), wp_nonce_url(sprintf('admin.php?page=%s&w3tc_flush_objectcache', $this->_page), 'w3tc')));
}
/**
* Minify notifications
*/
if ($this->_config->get_boolean('minify.enabled')) {
/**
* Minify error occured
*/
if ($this->_config_admin->get_boolean('notes.minify_error')) {
$errors[] = sprintf(__('Recently an error occurred while creating the CSS / JS minify cache: %s. %s', 'w3-total-cache'), $this->_config_admin->get_string('minify.error.last'), w3_button_hide_note(__('Hide this message', 'w3-total-cache'), 'minify_error', '', true));
}
/**
* Show notification when minify needs to be emptied
*/
if ($this->_config->get_boolean('notes.need_empty_minify') && !$this->_config->is_preview()) {
$notes[] = sprintf(__('The setting change(s) made either invalidate the cached data or modify the behavior of the site. %s now to provide a consistent user experience.', 'w3-total-cache'), w3_button_link(__('Empty the minify cache', 'w3-total-cache'), wp_nonce_url(sprintf('admin.php?page=%s&w3tc_flush_minify', $this->_page), 'w3tc')));
}
}
if ($this->_config->get_boolean('newrelic.enabled') && $this->_config_admin->get_boolean('notes.new_relic_page_load_notification')) {
/**
* @var W3_UI_NewRelicNotes $newrelic_notes
*/
$newrelic_notes = w3_instance('W3_UI_NewRelicNotes');
$this->_notes = array_merge($this->_notes, $newrelic_notes->notifications($this->_config));
}
/**
* Show notification if user can remove old w3tc folders
*/
if ($this->_config_admin->get_boolean('notes.remove_w3tc')) {
w3_require_once(W3TC_INC_DIR . '/functions/update.php');
$folders = w3_find_old_folders();
$folders = array_map('basename', $folders);
$notes[] = sprintf(__('The directory w3tc can be deleted. %s: %s. However, <em>do not remove the w3tc-config directory</em>. %s', 'w3-total-cache'), WP_CONTENT_DIR, implode(', ', $folders), w3_button_hide_note('Hide this message', 'remove_w3tc', '', true));
}
// print errors which happened during current request execution
foreach ($this->_errors as $error) {
$errors[] = $error;
}
// print notes which happened during current request execution
foreach ($this->_notes as $note) {
$notes[] = $note;
}
/**
* Show messages
*/
foreach ($notes as $note) {
echo sprintf('<div class="updated fade"><p>%s</p></div>', $note);
}
foreach ($errors as $error) {
echo sprintf('<div class="error"><p>%s</p></div>', $error);
}
}
/**
* Admin notices action
*
* @return void
*/
function admin_notices()
{
$w3tc_error = array();
$pgcache_rules_cache_path = w3_get_pgcache_rules_cache_path();
$browsercache_rules_no404wp_path = w3_get_browsercache_rules_no404wp_path();
$cookie_domain = $this->get_cookie_domain();
$error_messages = array('fancy_permalinks_disabled_pgcache' => sprintf('Fancy permalinks are disabled. Please %s it first, then re-attempt to enabling enhanced disk mode.', $this->button_link('enable', 'options-permalink.php')), 'fancy_permalinks_disabled_browsercache' => sprintf('Fancy permalinks are disabled. Please %s it first, then re-attempt to enabling the \'Do not process 404 errors for static objects with WordPress\'.', $this->button_link('enable', 'options-permalink.php')), 'pgcache_remove_rules_wpsc' => sprintf('The WP Super Cache rules could not be removed. Please run <strong>chmod 777 %s</strong> to resolve this issue.', file_exists($pgcache_rules_cache_path) ? $pgcache_rules_cache_path : dirname($pgcache_rules_cache_path)), 'browsercache_write_rules_no404wp' => sprintf('The browser cache rules could not be modified. Please %srun <strong>chmod 777 %s</strong> to resolve this issue.', file_exists($browsercache_rules_no404wp_path) ? '' : sprintf('create an empty file in <strong>%s</strong> and ', $browsercache_rules_no404wp_path), $browsercache_rules_no404wp_path), 'browsercache_write_rules_cdn' => sprintf('The browser cache rules for <acronym title="Content Delivery Network">CDN</acronym> could not be modified. Please check <acronym title="Content Delivery Network">CDN</acronym> settings.'), 'support_request_type' => 'Please select request type.', 'support_request_url' => 'Please enter the address of the site in the site <acronym title="Uniform Resource Locator">URL</acronym> field.', 'support_request_name' => 'Please enter your name in the Name field', 'support_request_email' => 'Please enter valid email address in the E-Mail field.', 'support_request_phone' => 'Please enter your phone in the phone field.', 'support_request_subject' => 'Please enter subject in the subject field.', 'support_request_description' => 'Please describe the issue in the issue description field.', 'support_request_wp_login' => 'Please enter an administrator login. Create a temporary one just for this support case if needed.', 'support_request_wp_password' => 'Please enter WP Admin password, be sure it\'s spelled correctly.', 'support_request_ftp_host' => 'Please enter <acronym title="Secure Shell">SSH</acronym> or <acronym title="File Transfer Protocol">FTP</acronym> host for the site.', 'support_request_ftp_login' => 'Please enter <acronym title="Secure Shell">SSH</acronym> or <acronym title="File Transfer Protocol">FTP</acronym> login for the server. Create a temporary one just for this support case if needed.', 'support_request_ftp_password' => 'Please enter <acronym title="Secure Shell">SSH</acronym> or <acronym title="File Transfer Protocol">FTP</acronym> password for the <acronym title="File Transfer Protocol">FTP</acronym> account.', 'support_request' => 'Unable to send the support request.', 'config_import_no_file' => 'Please select config file.', 'config_import_upload' => 'Unable to upload config file.', 'config_import_import' => 'Configuration file could not be imported.', 'config_reset' => sprintf('Default settings could not be restored. Please run <strong>chmod 777 %s</strong> to make the configuration file write-able, then try again.', W3TC_CONFIG_DIR), 'cdn_purge_attachment' => 'Unable to purge attachment.', 'pgcache_purge_post' => 'Unable to purge post.', 'pgcache_purge_page' => 'Unable to purge page.', 'enable_cookie_domain' => sprintf('<strong>%swp-config.php</strong> could not be written, please edit config and add:<br /><strong style="color:#f00;">define(\'COOKIE_DOMAIN\', \'%s\');</strong> before <strong style="color:#f00;">require_once(ABSPATH . \'wp-settings.php\');</strong>.', ABSPATH, addslashes($cookie_domain)), 'disable_cookie_domain' => sprintf('<strong>%swp-config.php</strong> could not be written, please edit config and add:<br /><strong style="color:#f00;">define(\'COOKIE_DOMAIN\', false);</strong> before <strong style="color:#f00;">require_once(ABSPATH . \'wp-settings.php\');</strong>.', ABSPATH), 'cloudflare_api_request' => 'Unable to make CloudFlare API request.');
$note_messages = array('config_save' => 'Plugin configuration successfully updated.', 'flush_all' => 'All caches successfully emptied.', 'flush_all_except_cf' => 'All caches except CloudFlare successfully emptied.', 'flush_memcached' => 'Memcached cache(s) successfully emptied.', 'flush_opcode' => 'Opcode cache(s) successfully emptied.', 'flush_apc_system' => 'APC system cache successfully emptied', 'flush_file' => 'Disk cache(s) successfully emptied.', 'flush_pgcache' => 'Page cache successfully emptied.', 'flush_dbcache' => 'Database cache successfully emptied.', 'flush_objectcache' => 'Object cache successfully emptied.', 'flush_fragmentcache' => 'Fragment cache successfully emptied.', 'flush_minify' => 'Minify cache successfully emptied.', 'flush_browser_cache' => 'Media Query string has been successfully updated.', 'flush_varnish' => 'Varnish servers successfully purged.', 'flush_cdn' => 'CDN was successfully purged.', 'pgcache_remove_rules_wpsc' => 'WP Super Cache configuration settings have been successfully removed.', 'browsercache_write_rules_no404wp' => 'Browser cache directives have been successfully written.', 'support_request' => 'The support request has been successfully sent.', 'config_import' => 'Settings successfully imported.', 'config_reset' => 'Settings successfully restored.', 'preview_enable' => 'Preview mode was successfully enabled', 'preview_disable' => 'Preview mode was successfully disabled', 'preview_deploy' => 'Preview settings successfully deployed. Preview mode remains enabled until it\'s disabled. Continue testing new settings or disable preview mode if done.', 'cdn_purge_attachment' => 'Attachment successfully purged.', 'pgcache_purge_post' => 'Post successfully purged.', 'pgcache_purge_page' => 'Page successfully purged.', 'new_relic_save' => __('New relic settings have been updated.', 'w3-total-cache'));
$errors = array();
$notes = array();
/**
* CloudFlare notifications
* @var $w3_cloudflare W3_CloudFlare
*/
$w3_cloudflare = w3_instance('W3_CloudFlare');
if ($error = $w3_cloudflare->check_lasterror()) {
$this->_errors[] = $error;
}
w3_require_once(W3TC_LIB_W3_DIR . '/Request.php');
$error = W3_Request::get_string('w3tc_error');
$note = W3_Request::get_string('w3tc_note');
/**
* Handle messages from reqeust
*/
if ($error == 'cloudflare_api_request' && $w3_cloudflare->get_fault_signaled()) {
// dont complain twice on cloudflare
} elseif (isset($error_messages[$error])) {
$errors[] = $error_messages[$error];
}
if (isset($note_messages[$note])) {
$notes[] = $note_messages[$note];
}
$message_id = W3_Request::get_string('w3tc_message');
if ($message_id) {
$v = get_transient('w3tc_message.' . $message_id);
set_transient('w3tc_message.' . $message_id, null);
if (isset($v['errors']) && is_array($v['errors'])) {
foreach ($v['errors'] as $error) {
if (isset($error_messages[$error])) {
$errors[] = $error_messages[$error];
} else {
$errors[] = $error;
}
}
}
if (isset($v['notes']) && is_array($v['notes'])) {
foreach ($v['notes'] as $note) {
if (isset($note_messages[$note])) {
$notes[] = $note_messages[$note];
} else {
$notes[] = $note;
}
}
}
}
/**
* Check config file
*/
if (w3_get_blog_id() == 0) {
global $pagenow;
if ($pagenow == 'plugins.php' || strpos(W3_Request::get_string('page'), 'w3tc_') !== false) {
$add_in_files = $cache_folders = array();
/**
* @var $w3_verify W3_FileVerification
* @var $w3_setup W3_Setup
*/
$w3_verify = w3_instance('W3_FileVerification');
$w3_setup = w3_instance('W3_Setup');
if ($w3_verify->should_create_wp_loader_file()) {
try {
$result_file = $w3_setup->try_create_wp_loader();
} catch (TryException $ex) {
$this->_disable_minify_error_notification = true;
$file_data = $w3_setup->w3tc_loader_file_data();
$filename = $file_data['filename'];
$data = $file_data['data'];
$errors[] = sprintf('<p>Minify and support requests will not function because <strong>%s</strong>
is outside the WordPress directory. The plugin needs to add file:
<br /><em>%s</em> with the following contents:</p>
<pre>%s</pre>', dirname(W3TC_WP_LOADER), $filename, esc_textarea($data));
$this->_ftp_form = $ex->getFtpForm();
} catch (W3TCErrorException $ex) {
$this->_disable_minify_error_notification = true;
$w3tc_error[] = $ex->getMessage();
}
}
if (!$w3_verify->verify_filesetup()) {
$result_files = $result_folders = false;
try {
$result_files = $w3_setup->try_create_missing_files();
} catch (TryException $ex) {
$add_in_files = $ex->getFiles();
$this->_ftp_form = $ex->getFtpForm();
$this->_disable_add_in_files_notification = true;
} catch (W3TCErrorException $ex) {
$this->_disable_add_in_files_notification = true;
$w3tc_error[] = $ex->getMessage();
}
try {
$result_folders = $w3_setup->try_create_missing_folders();
} catch (TryException $ex) {
$cache_folders = $ex->getFiles();
$this->_ftp_form = $ex->getFtpForm();
$this->_disable_cache_write_notification = true;
} catch (W3TCErrorException $ex) {
$w3tc_error[] = $ex->getMessage();
$this->_disable_cache_write_notification = true;
} catch (TestException $ex) {
$results = $ex->getTestResults();
if (isset($results['permissions'])) {
$notes = array_merge($notes, $results['permissions']);
} else {
$errors[] = sprintf('<p>File and directory creation tests failed %s</p>
<div class="w3tc-required-changes" style="display:none">%s</div>', $this->button('View required changes', '', 'w3tc-show-required-changes'), $w3_setup->format_test_result($results));
}
$this->_disable_cache_write_notification = true;
}
if ($add_in_files || $cache_folders) {
$message = $w3_setup->get_setup_message($cache_folders, $add_in_files, $this->_ftp_form);
$errors[] = $message['message'];
$this->_ftp_form = $message['ftp_form'];
}
if ($result_files && $result_folders) {
try {
if (!$this->_config->own_config_exists()) {
$this->update();
if (!$this->_config->own_config_exists()) {
$this->_config->save();
$this->_config_admin->save();
}
}
} catch (FileOperationException $ex) {
$cache_folders = array(W3TC_CACHE_DIR, W3TC_CONFIG_DIR, W3TC_CACHE_CONFIG_DIR, W3TC_CACHE_TMP_DIR);
$w3tc_error[] = '<strong>W3 Total Cache Error:</strong> Could not save files.<br />Verify
that correct (server, S/FTP)
<a target="_blank" href="http://codex.wordpress.org/Changing_File_Permissions">
file permissions</a>
are set or set FS_CHMOD_* constants in wp-config.php
<a href="http://codex.wordpress.org/Editing_wp-config.php#Override_of_default_file_permissions">
Learn more</a>.
Reload page to restart setup.';
try {
if (W3_Request::get_boolean('reset_folders') && check_admin_referer('w3tc')) {
w3_require_once(W3TC_INC_DIR . '/functions/activation.php');
w3_wp_delete_folders($cache_folders);
} else {
$folders = '<ul>';
foreach ($cache_folders as $folder) {
$folders .= '<li>' . $folder . '</li>';
}
$folders .= '</ul>';
$errors[] = sprintf('<p><form method="POST" action="' . esc_attr($_SERVER['REQUEST_URI']) . '" style="display:inline;">
The plugin cannot create / save the config file to <strong>%s</strong>.
Directory may have incorrect permissions.</p><p>Should the plugin remove the plugin
directories it has created and restart setup process? ' . wp_nonce_field('w3tc') . '<input name="reset_folders" value="1" type="hidden" />
<input value="Yes, restart setup" type="submit" class="button-secondary"/>
</form></p><p>Directories that will be deleted:</p> %s', W3TC_CONFIG_DIR, $folders);
}
} catch (FilesystemCredentialException $ex) {
$form = $ex->ftp_form();
$not_installed = '<ul>';
foreach ($cache_folders as $folder) {
$not_installed .= '<li>' . $folder . '</li>';
}
$not_installed .= '</ul>';
$headline = $pagenow == 'plugins.php' ? '<h2 id="w3tc">W3 Total Cache Error</h2>' : '';
$errors[] = sprintf('%s<p>Directories could not be removed automatically. Please enter FTP details
<a href="#ftp_upload_form">below</a> to complete the reset. %s</p>
<div class="w3tc-required-changes" style="display:none">%s</div><p>' . ($cache_folders ? 'The <strong>%s</strong> directory is not write-able.' : '') . '</p>', $headline, $this->button('View required changes', '', 'w3tc-show-required-changes'), $not_installed, WP_CONTENT_DIR);
$this->_ftp_form = '<div id="ftp_upload_form" class="updated fade"
style="background: none;border: none;">' . str_replace('class="wrap"', '', $form) . '</div>';
$this->_use_ftp_form = true;
} catch (FileOperationException $ex) {
$not_installed = '<ul>';
foreach ($cache_folders as $folder) {
$not_installed .= '<li>' . $folder . '</li>';
}
$not_installed .= '</ul>';
$headline = $pagenow == 'plugins.php' ? '<h2 id="w3tc">W3 Total Cache Error</h2>' : '';
$errors[] = sprintf('%s<p>Directories could not be removed automatically. %s</p>
<div class="w3tc-required-changes" style="display:none">%s</div>', $headline, $this->button('View required changes', '', 'w3tc-show-required-changes'), $not_installed);
}
} catch (Exception $e) {
}
}
} elseif ((!defined('W3TC_DISABLE_VERIFY_PERMISSIONS') || defined('W3TC_DISABLE_VERIFY_PERMISSIONS') && !W3TC_DISABLE_VERIFY_PERMISSIONS) && w3_get_blog_id() == 0 && (int) get_transient('test.verify_permissions') <= strtotime('-1 hours')) {
w3_require_once(W3TC_INC_FUNCTIONS_DIR . '/activation.php');
try {
$results = $w3_setup->test_file_writing();
if ($results) {
if (isset($results['permissions'])) {
$notes = array_merge($notes, $results['permissions']);
} else {
$errors[] = sprintf('<p>File and directory creation tests failed %s</p>
<div class="w3tc-required-changes" style="display:none">%s</div>', $this->button('View required changes', '', 'w3tc-show-required-changes'), $w3_setup->format_test_result($results));
}
} else {
set_transient('test.verify_permissions', time());
}
} catch (FilesystemCredentialException $ex) {
$form = $ex->ftp_form();
$headline = $pagenow == 'plugins.php' ? '<h2 id="w3tc">W3 Total Cache Error</h2>' : '';
$errors[] = sprintf('%s<p>The creation of cache / configuration files failed. <br />The directories with incorrect permissions are: <em>%s</em> and %s. Currently directory permissions are: %s. Please enter FTP details <a href="#ftp_upload_form">below</a> to automatically resolve the issue.</p>', $headline, W3TC_CACHE_DIR, W3TC_CONFIG_DIR, base_convert(w3_get_file_permissions(W3TC_CACHE_DIR), 10, 8));
$this->_ftp_form = '<div id="ftp_upload_form" class="updated fade" style="background:none;border:none;">' . str_replace('class="wrap"', '', $form) . '</div>';
$this->_use_ftp_form = true;
} catch (FileOperationException $ex) {
$errors[] = sprintf('<p>The creation of cache / configuration files failed. Unfortunately we\'re not able to change permissions from %s:<br /> <em>%s</em> <br /><em>%s</em><br />Directories typically should have at least 755 permissions. If it fails try 775 or 777 until this notification disappears.</p>', base_convert(w3_get_file_permissions(W3TC_CACHE_DIR), 10, 8), W3TC_CACHE_DIR, W3TC_CONFIG_DIR);
}
}
}
if (!$this->_disable_cache_write_notification && !$this->_config->own_config_exists() && empty($cache_folders) && strpos(W3_Request::get_string('page'), 'w3tc_') !== false) {
$w3tc_error[] = sprintf('<strong>W3 Total Cache Error:</strong> Default settings are in use. The configuration file could not be read or doesn\'t exist. Please %s to create the file.', $this->button_link('save the settings', wp_nonce_url(sprintf('admin.php?page=%s&w3tc_save_config', $this->_page), 'w3tc')));
}
}
/**
* CDN notifications
*/
if ($this->_config->get_boolean('cdn.enabled') && !w3_is_cdn_mirror($this->_config->get_string('cdn.engine'))) {
/**
* Show notification after theme change
*/
if ($this->_config->get_boolean('notes.theme_changed')) {
$notes[] = sprintf('The active theme has changed, please %s now to ensure proper operation. %s', $this->button_popup('upload active theme files', 'cdn_export', 'cdn_export_type=theme'), $this->button_hide_note('Hide this message', 'theme_changed'));
}
/**
* Show notification after WP upgrade
*/
if ($this->_config->get_boolean('notes.wp_upgraded')) {
$notes[] = sprintf('Upgraded WordPress? Please %s files now to ensure proper operation. %s', $this->button_popup('upload wp-includes', 'cdn_export', 'cdn_export_type=includes'), $this->button_hide_note('Hide this message', 'wp_upgraded'));
}
/**
* Show notification after CDN enable
*/
if ($this->_config->get_boolean('notes.cdn_upload') || $this->_config->get_boolean('notes.cdn_reupload')) {
$cdn_upload_buttons = array();
if ($this->_config->get_boolean('cdn.includes.enable')) {
$cdn_upload_buttons[] = $this->button_popup('wp-includes', 'cdn_export', 'cdn_export_type=includes');
}
if ($this->_config->get_boolean('cdn.theme.enable')) {
$cdn_upload_buttons[] = $this->button_popup('theme files', 'cdn_export', 'cdn_export_type=theme');
}
if ($this->_config->get_boolean('minify.enabled') && $this->_config->get_boolean('cdn.minify.enable') && !$this->_config->get_boolean('minify.auto')) {
$cdn_upload_buttons[] = $this->button_popup('minify files', 'cdn_export', 'cdn_export_type=minify');
}
if ($this->_config->get_boolean('cdn.custom.enable')) {
$cdn_upload_buttons[] = $this->button_popup('custom files', 'cdn_export', 'cdn_export_type=custom');
}
if ($this->_config->get_boolean('notes.cdn_upload')) {
$notes[] = sprintf('Make sure to %s and upload the %s, files to the <acronym title="Content Delivery Network">CDN</acronym> to ensure proper operation. %s', $this->button_popup('export the media library', 'cdn_export_library'), implode(', ', $cdn_upload_buttons), $this->button_hide_note('Hide this message', 'cdn_upload'));
}
if ($this->_config->get_boolean('notes.cdn_reupload')) {
$notes[] = sprintf('Settings that affect Browser Cache settings for files hosted by the CDN have been changed. To apply the new settings %s and %s. %s', $this->button_popup('export the media library', 'cdn_export_library'), implode(', ', $cdn_upload_buttons), $this->button_hide_note('Hide this message', 'cdn_reupload'));
}
}
/**
* Show notification if upload queue is not empty
*/
if (!$this->is_queue_empty()) {
$errors[] = sprintf('The %s has unresolved errors. Empty the queue to restore normal operation.', $this->button_popup('unsuccessful transfer queue', 'cdn_queue'));
}
}
/**
* Show notification after plugin activate/deactivate
*/
if ($this->_config->get_boolean('notes.plugins_updated')) {
$texts = array();
if ($this->_config->get_boolean('pgcache.enabled')) {
$texts[] = $this->button_link('empty the page cache', wp_nonce_url(sprintf('admin.php?page=%s&w3tc_flush_pgcache', $this->_page), 'w3tc'));
}
if ($this->_config->get_boolean('minify.enabled')) {
$texts[] = sprintf('check the %s to maintain the desired user experience', $this->button_hide_note('minify settings', 'plugins_updated', 'admin.php?page=w3tc_minify'));
}
if (count($texts)) {
$notes[] = sprintf('One or more plugins have been activated or deactivated, please %s. %s', implode(' and ', $texts), $this->button_hide_note('Hide this message', 'plugins_updated'));
}
}
/**
* Show notification when page cache needs to be emptied
*/
if ($this->_config->get_boolean('pgcache.enabled') && $this->_config->get('notes.need_empty_pgcache') && !$this->_config->is_preview()) {
$notes[] = sprintf('The setting change(s) made either invalidate the cached data or modify the behavior of the site. %s now to provide a consistent user experience.', $this->button_link('Empty the page cache', wp_nonce_url(sprintf('admin.php?page=%s&w3tc_flush_pgcache', $this->_page), 'w3tc')));
}
/**
* Show notification when object cache needs to be emptied
*/
if ($this->_config->get_boolean('objectcache.enabled') && $this->_config->get('notes.need_empty_objectcache') && !$this->_config->is_preview()) {
$notes[] = sprintf('The setting change(s) made either invalidate the cached data or modify the behavior of the site. %s now to provide a consistent user experience.', $this->button_link('Empty the object cache', wp_nonce_url(sprintf('admin.php?page=%s&w3tc_flush_objectcache', $this->_page), 'w3tc')));
}
/**
* Minify notifications
*/
if ($this->_config->get_boolean('minify.enabled')) {
/**
* Minify error occured
*/
if ($this->_config_admin->get_boolean('notes.minify_error')) {
$errors[] = sprintf('Recently an error occurred while creating the CSS / JS minify cache: %s. %s', $this->_config_admin->get_string('minify.error.last'), $this->button_hide_note('Hide this message', 'minify_error', '', true));
}
/**
* Show notification when minify needs to be emptied
*/
if ($this->_config->get_boolean('notes.need_empty_minify') && !$this->_config->is_preview()) {
$notes[] = sprintf('The setting change(s) made either invalidate the cached data or modify the behavior of the site. %s now to provide a consistent user experience.', $this->button_link('Empty the minify cache', wp_nonce_url(sprintf('admin.php?page=%s&w3tc_flush_minify', $this->_page), 'w3tc')));
}
}
if ($this->_config->get_boolean('newrelic.enabled')) {
/**
* @var $nerser W3_NewRelicService
*/
$nerser = w3_instance('W3_NewRelicService');
$running = $nerser->verify_running();
if (is_array($running)) {
$errors[] = __('New Relic is not running correctly. Go to <a href="admin.php?page=w3tc_general#monitoring">New Relic settings</a> to review detected issues.', 'w3-total-cache');
}
try {
$pl = $nerser->get_frontend_response_time();
if ($pl > 0.3 && $this->_config_admin->get_boolean('notes.new_relic_page_load_notification')) {
$nr_recommends = array();
if (!$this->_config->get_boolean('pgcache.enabled')) {
$nr_recommends[] = __('Page Cache', 'w3-total-cache');
}
if (!$this->_config->get_boolean('minify.enabled')) {
$nr_recommends[] = __('Minify', 'w3-total-cache');
}
if (!$this->_config->get_boolean('cdn.enabled')) {
$nr_recommends[] = __('CDN', 'w3-total-cache');
}
if (!$this->_config->get_boolean('browsercache.enabled')) {
$nr_recommends[] = __('Browser Cache and use compression', 'w3-total-cache');
}
if ($nr_recommends) {
$message = sprintf(__('Application monitoring has detected that your page load time is
higher than 300ms. It is recommended that you enable the following
features: %s %s', 'w3-total-cache'), implode(', ', $nr_recommends), $this->button_hide_note('Hide this message', 'new_relic_page_load_notification', '', true));
$notes[] = $message;
}
}
} catch (Exception $ex) {
}
}
/**
* Show notification if user can remove old w3tc folders
*/
if ($this->_config_admin->get_boolean('notes.remove_w3tc')) {
w3_require_once(W3TC_INC_DIR . '/functions/update.php');
$folders = w3_find_old_folders();
$folders = array_map('basename', $folders);
$notes[] = sprintf('The directory w3tc can be deleted. %s: %s. However, <em>do not remove the w3tc-config directory</em>. %s', WP_CONTENT_DIR, implode(', ', $folders), $this->button_hide_note('Hide this message', 'remove_w3tc', '', true));
}
if (W3_Request::get_string('action') == 'w3tc_deactivate_plugin') {
/**
* @var $plugins W3_Plugins
*/
$plugins = w3_instance('W3_Plugins');
$result = $plugins->deactivate();
if ($result['errors']) {
$errors = array();
$error_list = '<ul>';
foreach ($result['errors'] as $err) {
$error_list .= '<li style="list-style-type: disc;margin-left:20px">' . $err . '</li>';
}
$error_list .= '</ul>';
if (isset($result['ftp_form'])) {
$this->_ftp_form = '<div id="ftp_upload_form" class="updated fade" style="background: none;border: none;">' . str_replace('class="wrap"', '', $result['ftp_form']) . '</div>';
$this->_use_ftp_form = true;
$instruction = '. Please enter FTP details <a href="#ftp_upload_form">below</a> to complete the deactivation.';
} else {
$instruction = ' due to the <a target="_blank" href="http://codex.wordpress.org/Changing_File_Permissions">permission settings</a> on your files and directories.';
}
$headline = '<h2 id="w3tc">W3 Total Cache Error</h2>';
$errors[] = sprintf('%s<p>Unfortunately directories and files could not be automatically removed to complete the uninstallation%s %s</p>
<div class="w3tc-required-changes" style="display:none">%s</div><p>' . 'This error message will automatically disappear once the change is successfully made.</p>
', $headline, $instruction, $this->button('View required changes', '', 'w3tc-show-required-changes'), $error_list, WP_CONTENT_DIR);
} else {
deactivate_plugins(plugin_basename(W3TC_FILE));
}
}
foreach ($w3tc_error as $error) {
array_unshift($errors, $error);
}
/**
* Show messages
*/
foreach ($errors as $error) {
echo sprintf('<div class="error"><p>%s</p></div>', $error);
}
foreach ($notes as $note) {
echo sprintf('<div class="updated fade"><p>%s</p></div>', $note);
}
global $pagenow;
if (isset($this->_ftp_form) && $pagenow == 'plugins.php') {
echo $this->_ftp_form;
}
}